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feat(ble/bluedroid): Support bluedroid dual identity

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This commit is contained in:
zhiweijian
2026-07-10 17:57:09 +08:00
parent 18f50fefa9
commit 2358786647
28 changed files with 1774 additions and 37 deletions
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components/bt/host/bluedroid/stack/btm/btm_dev.c
+33 -6
View File
@@ -36,7 +36,7 @@
#include "stack/hcidefs.h"
#include "stack/l2c_api.h"
static tBTM_SEC_DEV_REC *btm_find_oldest_dev (void);
static tBTM_SEC_DEV_REC *btm_find_oldest_dev_ex (tBTM_SEC_DEV_REC *exclude_rec);
/*******************************************************************************
**
@@ -330,6 +330,22 @@ BOOLEAN btm_find_sec_dev_in_list (void *p_node_data, void *context)
**
*******************************************************************************/
tBTM_SEC_DEV_REC *btm_sec_alloc_dev (BD_ADDR bd_addr)
{
return btm_sec_alloc_dev_ex(bd_addr, NULL);
}
/*******************************************************************************
**
** Function btm_sec_alloc_dev_ex
**
** Description Same as btm_sec_alloc_dev(), but exclude_rec will never be
** recycled when the device table is full and an existing entry
** must be reused.
**
** Returns Pointer to the record or NULL
**
*******************************************************************************/
tBTM_SEC_DEV_REC *btm_sec_alloc_dev_ex (BD_ADDR bd_addr, tBTM_SEC_DEV_REC *exclude_rec)
{
tBTM_SEC_DEV_REC *p_dev_rec = NULL;
tBTM_SEC_DEV_REC *p_dev_new_rec = NULL;
@@ -339,7 +355,7 @@ tBTM_SEC_DEV_REC *btm_sec_alloc_dev (BD_ADDR bd_addr)
BOOLEAN new_entry_found = FALSE;
BOOLEAN old_entry_found = FALSE;
BOOLEAN malloc_new_entry = FALSE;
BTM_TRACE_EVENT ("btm_sec_alloc_dev - start alloc for device %02x:%02x:%02x:%02x:%02x:%02x",
BTM_TRACE_EVENT ("btm_sec_alloc_dev_ex - start alloc for device %02x:%02x:%02x:%02x:%02x:%02x",
bd_addr[0], bd_addr[1], bd_addr[2], bd_addr[3], bd_addr[4], bd_addr[5]);
for (p_node = list_begin(btm_cb.p_sec_dev_rec_list); p_node; p_node = list_next(p_node)) {
p_dev_old_rec = list_node(p_node);
@@ -374,13 +390,16 @@ tBTM_SEC_DEV_REC *btm_sec_alloc_dev (BD_ADDR bd_addr)
}
}
if (!new_entry_found) {
p_dev_rec = btm_find_oldest_dev();
p_dev_rec = btm_find_oldest_dev_ex(exclude_rec);
#if (BLE_INCLUDED == TRUE) && (SMP_INCLUDED == TRUE)
// If device record exists and contains identity key, remove it from resolving list
if (p_dev_rec && (p_dev_rec->ble.key_type & SMP_SEC_KEY_TYPE_ID)) {
btm_ble_resolving_list_remove_dev(p_dev_rec);
}
#endif // (BLE_INCLUDED == TRUE) && (SMP_INCLUDED == TRUE)
if (p_dev_rec == NULL) {
return NULL;
}
} else {
/* if the old device entry not present go with new entry */
if (old_entry_found) {
@@ -654,16 +673,17 @@ tBTM_SEC_DEV_REC *btm_find_or_alloc_dev (BD_ADDR bd_addr)
/*******************************************************************************
**
** Function btm_find_oldest_dev
** Function btm_find_oldest_dev_ex
**
** Description Locates the oldest device in use. It first looks for
** the oldest non-paired device. If all devices are paired it
** deletes the oldest paired device.
** deletes the oldest paired device. exclude_rec is never
** returned when non-NULL.
**
** Returns Pointer to the record or NULL
**
*******************************************************************************/
tBTM_SEC_DEV_REC *btm_find_oldest_dev (void)
static tBTM_SEC_DEV_REC *btm_find_oldest_dev_ex (tBTM_SEC_DEV_REC *exclude_rec)
{
tBTM_SEC_DEV_REC *p_dev_rec = NULL;
tBTM_SEC_DEV_REC *p_oldest = NULL;
@@ -673,6 +693,9 @@ tBTM_SEC_DEV_REC *btm_find_oldest_dev (void)
/* First look for the non-paired devices for the oldest entry */
for (p_node = list_begin(btm_cb.p_sec_dev_rec_list); p_node; p_node = list_next(p_node)) {
p_dev_rec = list_node(p_node);
if (p_dev_rec == exclude_rec) {
continue;
}
if (((p_dev_rec->sec_flags & BTM_SEC_IN_USE) == 0)
|| ((p_dev_rec->sec_flags & (BTM_SEC_LINK_KEY_KNOWN | BTM_SEC_LE_LINK_KEY_KNOWN)) != 0)) {
continue; /* Device is paired so skip it */
@@ -689,8 +712,12 @@ tBTM_SEC_DEV_REC *btm_find_oldest_dev (void)
}
/* All devices are paired; find the oldest */
old_ts = 0xFFFFFFFF;
for (p_node = list_begin(btm_cb.p_sec_dev_rec_list); p_node; p_node = list_next(p_node)) {
p_dev_rec = list_node(p_node);
if (p_dev_rec == exclude_rec) {
continue;
}
if ((p_dev_rec->sec_flags & BTM_SEC_IN_USE) == 0) {
continue;
}